Mug



FIG. 1 is a perspective view, illustrating my new Design;

FIG. 2 is a side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a frontal view thereof; and,

FIG. 6 is a back view thereof. 

The ornamental design for a mug, as shown and described. 